Home / 209,742,744.36-314,626,727.53-64,177,566.88

Finding the Fourth Proportional to 209,742,744.36, 314,626,727.53 and 64,177,566.88

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Solution

The fourth proportional to 209,742,744.36, 314,626,727.53 and 64,177,566.88 is: 96,270,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,742,744.36 : 314,626,727.53 = 64,177,566.88 : x
  2. Step 2: Convert to fraction form
    209,742,744.36/314,626,727.53 = 64,177,566.88/x
  3. Step 3: Cross multiply
    209,742,744.36x = 314,626,727.53 × 64,177,566.88
  4. Step 4: Simplify right side
    209,742,744.36x = 20,191,977,846,951,816
  5. Step 5: Solve for x
    x = 20,191,977,846,951,816/209,742,744.36
  6. Step 6: Final answer
    x = 96,270,209.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.